Quick reference:

Normal Gameplay:
you have to put the ball in the hole/flag cell.
you can only move up, down, left, right. 
you'll only stop when colliding with an object or hitting the wall.
if you hit the wall you lose.

Editing Mode: Settings-> Edit Mode
it's a mode you use to design a puzzle.
leftclick=put a block
rightclick=put a hole/flag
middleclick=reset the cell
control+leftclick= put the ball in this cell

don't forget to save your puzzles.

How To Build This Template
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cd <project_name_path>
mkdir build
cd build
cmake -DCMAKE_INSTALL_PREFIX=$KDEDIRS -DCMAKE_BUILD_TYPE=debugfull ..      <- do not forget the ..
make
make install or su -c 'make install'

to uninstall the project:
make uninstall or su -c 'make uninstall'

Note: you can use another build path. Then cd in your build dir and:
export KDE_SRC=path_to_your_src
cmake $KDE_SRC -DCMAKE_INSTALL_PREFIX=$KDEDIR -DCMAKE_BUILD_TYPE=debugfull